screen.scss

@import "compass/reset";

@import "compass/css3/user-interface";
@import "compass/css3/transform";
@import "compass/css3/text-shadow";

body {
  background-color: black;
  color: white;

  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

canvas {
  @include user-select(none);
  position: absolute;
}

.game {
  margin: 32px auto;
  width: 640px;
  height: 480px;
}

.loader {
  display: none;
  position: absolute;
  top: 0;
  left: 0;

  #level-data {
    width: 480px;
  }
}

button {
  background: none;
  border: none;
  outline: none;
  @include user-select(none);

  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

.material-btn {
  display: block;
  font-weight: 100;
  font-size: 1em;
  letter-spacing: 0.08em;
  color: white;

  border-radius: 0.2em;
  margin: 0 auto;
  padding: 0.5em;

  text-transform: uppercase;

  &.antimatter {
    background-color: #f43;
  }

  &.matter {
    background-color: #26e;
  }
}

.title-view {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-color: #222;

  .title-container {
    display: table;
    width: 100%;
    height: 40%;
    @include transform3d(translateZ(2000px));

    @include transform-style(preserve-3d);
    @include perspective(1000px);
    @include perspective-origin(center center);

    .titles {
      display: table-cell;
      text-align: center;
      vertical-align: middle;
      margin: auto;

      @include transform-style(preserve-3d);
    }
  }


  $start-btn-width: 128px;
  $start-btn-height: 64px;

  .start-btn {
    position: absolute;
    top: 75%;
    left: 50%;

    width: $start-btn-width;
    height: $start-btn-height;

    margin-left: -0.5 * $start-btn-width;
    margin-top: -0.5 * $start-btn-height;

    text-transform: uppercase;
    background-color: rgba(34, 34, 34, 0.8);
    border: 2px solid white;
    color: white;
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.05em;

    @include translateZ(10000px);

    &:active {
      background-color: white;
    }
  }

  z-index: 1;
}

.title,
.title-shadow {
  position: absolute;
  text-transform: uppercase;
  text-align: center;
  font-size: 10vw;
  font-weight: bold;
  @include user-select(none);
}

.title {
  color: white;
  @include text-shadow(0 0 10px black);
}

.title-shadow {
  color: black;
  @include translateZ(-100px);
}

$settings-size: 250px;

.settings-view {

  .settings {
    position: absolute;
    width: $settings-size;
    height: $settings-size;
    top: 50%;
    left: 50%;
    margin-top: -0.5 * $settings-size;
    margin-left: -0.5 * $settings-size;
    z-index: 2;
    display: none;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 20px;
  }

  .setting {
    margin-bottom: 2px;

    label {
      display: inline;
      font-weight: 100;
      font-size: 2em;
      letter-spacing: 0.08em;
    }

    input[type="checkbox"],
    input[type="checkbox"]:checked {
      @include user-select(none);
      width: 2em;
      height: 2em;
    }
  }

  .toggle-settings-btn {
    position: absolute;
    right: 20px;
    bottom: 20px;
    font-size: 3em;
    color: white;
  }

}

@media screen and
  (min-width: 320px),
  screen and
  (min-height: 240px) {
  .game {
    margin: auto;
  }

  .game,
  canvas {
    width: 320px;
    height: 240px;
  }

  .material-btn {
    width: 320px;
  }
}

@media screen and
  (min-width: 480px) and
  (min-height: 400px) {
  .game {
    margin: auto;
  }

  .game,
  canvas {
    width: 480px;
    height: 360px;
  }

  .material-btn {
    width: 480px;
  }
}

@media screen and
  (min-width: 640px) and
  (min-height: 576px) {

  .game {
    margin: 32px auto;
    width: 640px;
    height: 480px;
  }

  canvas {
    width: auto;
    height: auto;
  }

  .material-btn {
    width: 256px;
  }
}